PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

98477Barrel,grenade Launcher

Charles Reed Knight Jr Dba Knight's Armament Company · NSN 1055-01-529-3428 · FSC 1055 · No Item Name Available
Verified by PartsTable
NSN 1055-01-529-3428 — this item is cataloged by the U.S. Government under National Stock Number 1055-01-529-3428. Primary manufacturer part number: 98477.
Features
  • Barrel,grenade Launcher — FSC 1055
  • Size Designation: 40 MILLIMETER MM
  • 1 verified cross-reference
  • Primary manufacturer: Charles Reed Knight Jr Dba Knight's Armament Company
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Barrel,grenade Launcher, cataloged under National Stock Number 1055-01-529-3428, is classified within Federal Supply Class 1055 (No Item Name Available) of the Weapons group. The primary manufacturer of record is Charles Reed Knight Jr Dba Knight's Armament Company. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1055-01-529-3428
Primary Part Number98477
Item NameBarrel,grenade Launcher
FSC / FSG1055 / 10 — No Item Name Available
ManufacturerCharles Reed Knight Jr Dba Knight's Armament Company
StatusACTIVE
Size Designation40 MILLIMETER MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5310-00-208-499758A122C431-1 INTERCHANGEABLE
Nut,self-Locking,barrel
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5820-00-556-0836 INTERCHANGEABLE
Transmitter,radio
Cross-Reference Index
Part NumberManufacturer
98477 PRIMARY Charles Reed Knight Jr Dba Knight's Armament Company (USA)
Related Parts
5310-00-208-4997INTERCHANGEABLE
NUT,SELF-LOCKING,BARREL
58A122C431-1
5820-00-556-0836INTERCHANGEABLE
TRANSMITTER,RADIO

Frequently Asked Questions

What is NSN 1055-01-529-3428?

NSN 1055-01-529-3428 is a Barrel,grenade Launcher, manufactured by Charles Reed Knight Jr Dba Knight's Armament Company, classified under FSC 1055 (No Item Name Available). Status: active.

What are the part numbers for NSN 1055-01-529-3428?

NSN 1055-01-529-3428 has 1 cross-referenced part number: 98477 (Charles Reed Knight Jr Dba Knight's Armament Company).

What NSN replaces 1055-01-529-3428?

There are 2 known substitutes for 1055-01-529-3428: 5310-00-208-4997, 5820-00-556-0836. Verify interchangeability with system specifications before substitution.

What are the specifications of 98477?

Key specifications for 98477: Size Designation: 40 MILLIMETER MM; Overall Length: 9.000 INCHES NOMINAL IN. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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